Add DicNodePoolTest.

LATIN_IME_CORE_TEST_FILES := \

    defines_test.cpp \

    suggest/core/layout/normal_distribution_2d_test.cpp \

    suggest/core/dicnode/dic_node_pool_test.cpp \

    suggest/core/dictionary/bloom_filter_test.cpp \

    suggest/core/layout/normal_distribution_2d_test.cpp \

    suggest/policyimpl/dictionary/structure/v4/content/language_model_dict_content_test.cpp \

    suggest/policyimpl/dictionary/structure/v4/content/probability_entry_test.cpp \

    suggest/policyimpl/dictionary/utils/buffer_with_extendable_buffer_test.cpp \

/*

 * Copyright (C) 2014 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include "suggest/core/dicnode/dic_node_pool.h"

#include <gtest/gtest.h>

namespace latinime {

namespace {

TEST(DicNodePoolTest, TestGet) {

    static const int CAPACITY = 10;

    DicNodePool dicNodePool(CAPACITY);

    for (int i = 0; i < CAPACITY; ++i) {

        EXPECT_NE(nullptr, dicNodePool.getInstance());

    }

    EXPECT_EQ(nullptr, dicNodePool.getInstance());

}

TEST(DicNodePoolTest, TestPlaceBack) {

    static const int CAPACITY = 1;

    DicNodePool dicNodePool(CAPACITY);

    DicNode *const dicNode = dicNodePool.getInstance();

    EXPECT_NE(nullptr, dicNode);

    EXPECT_EQ(nullptr, dicNodePool.getInstance());

    dicNodePool.placeBackInstance(dicNode);

    EXPECT_EQ(dicNode, dicNodePool.getInstance());

}

TEST(DicNodePoolTest, TestReset) {

    static const int CAPACITY_SMALL = 2;

    static const int CAPACITY_LARGE = 10;

    DicNodePool dicNodePool(CAPACITY_SMALL);

    for (int i = 0; i < CAPACITY_SMALL; ++i) {

        EXPECT_NE(nullptr, dicNodePool.getInstance());

    }

    EXPECT_EQ(nullptr, dicNodePool.getInstance());

    dicNodePool.reset(CAPACITY_LARGE);

    for (int i = 0; i < CAPACITY_LARGE; ++i) {

        EXPECT_NE(nullptr, dicNodePool.getInstance());

    }

    EXPECT_EQ(nullptr, dicNodePool.getInstance());

    dicNodePool.reset(CAPACITY_SMALL);

    for (int i = 0; i < CAPACITY_SMALL; ++i) {

        EXPECT_NE(nullptr, dicNodePool.getInstance());

    }

    EXPECT_EQ(nullptr, dicNodePool.getInstance());

}

}  // namespace

}  // namespace latinime